最常见的 降B调
http://smile.amazon.com/320-WH-Soprano-Saxophone-Lazarro-Pocketbook/dp/B00IWIPMN2/ref=sr_1_12?s=musical-instruments&ie=UTF8&qid=1442149884&sr=1-12&keywords=sax+bb
中音 降E调
http://smile.amazon.com/Professional-Saxophone-11reeds-Cushions-carekit/dp/B00OET2ICG/ref=sr_1_3?s=musical-instruments&ie=UTF8&qid=1442147255&sr=1-3&keywords=alto+saxophone#Ask